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        <title>求根方法</title>
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        <script>
            var a =  function qiugen(fenmu1,fenmu2) {
               return fenmu1*fenmu2

            }

            var b = a(1,3)/a(1,6);
            console.log()
            
            function xiangcheng(){
               
               
            }
            xiangcheng()
        </script>
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